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Table 1 Characteristics of study participants

From: Associations of the Korean patient placement criteria matching among individuals with alcohol-related problems with treatment completion and abstinence: an observational study

Variables

All

(n = 225)

No. of KPPC-matched treatments

\({\chi }^{2}\)

Cramer’s V

  

0 (n = 47)

1 (n = 54)

2 (n = 124)

  

Sex

    

6.77*

0.17

 Male

161 (71.6%)

40 (85.1%)

40 (74.1%)

81 (65.3%)

  

 Female

64 (28.4%)

7 (14.9%)

14 (25.9%)

43 (34.7%)

  

Marital status

    

2.31

0.07

 Single

63 (28.6%)

13 (28.9%)

15 (28.9%)

35 (28.5%)

  

 Married

87 (39.5%)

15 (33.3%)

24 (46.2%)

48 (39.0%)

  

 Separated/divorced/bereaved

70 (31.8%)

17 (37.8%)

13 (25.0%)

40 (32.5%)

  

 Missing

5

     

Employment status

    

6.74*

0.17

 Employed

41 (18.2%)

14 (29.8%)

11 (20.4%)

16 (12.9%)

  

 Unemployed

184 (81.8%)

33 (70.2%)

43 (79.6%)

108 (87.1%)

  

Education

    

0.04

0.13

 Less than middle school

16 (7.3%)

5 (11.1%)

0 (0%)

11 (8.9%)

  

 Middle school

21 (9.5%)

4 (8.9%)

4 (7.7%)

13 (10.6%)

  

 High school

105 (47.7%)

23 (51.1%)

28 (53.9%)

54 (43.9%)

  

 More than high school

78 (35.5%)

13 (28.9%)

20 (38.5%)

45 (36.6%)

  

 Missing

5

     

Previous hospitalization due to AUD

    

4.13

0.14

 Yes

80 (35.6%)

12 (25.5%)

17 (31.5%)

51 (41.1%)

  

 No

145 (64.4%)

35 (74.5%)

37 (68.5%)

73 (58.9%)

  

SES

    

0.40

0.10

 Lower class

97 (43.7%)

22 (47.8%)

19 (35.9%)

56 (45.5%)

  

 Middle class

95 (42.8%)

20 (43.5%)

28 (52.8%)

47 (38.2%)

  

 Upper class

30 (13.5%)

4 (8.70%)

6 (11.3%)

20 (16.3%)

  

 Missing

3

     

Using the Addiction Support Center+

    

3.23

0.12

 Yes

40 (17.8%)

7 (14.9%)

14 (25.9%)

19 (15.3%)

  

 No

185 (82.2%)

40 (85.1%)

40 (74.1%)

105 (84.7%)

  

Baseline recommended LOC

    

19.68***

0.30

 Outpatient

(levels 0.5, 1, 2)

89 (39.6%)

13 (27.7%)

11 (20.4%)

65 (52.4%)

  

 Inpatient

(levels 3, 4)

136 (60.4%)

34 (72.3%)

43 (79.6%)

59 (47.6%)

  
  1. The post-hoc power analysis using G*Power software assessed the robustness of the significance of the KPPC-matched treatment effect on alcohol abstinence and treatment completion. The effect size used in G*Power was w = Cramer’s V × \(\sqrt{r-1}\), where r represents the number of categories in the smaller variable of the contingency table [3]
  2. +The Addiction Support Center is a community center that supports people with substance use disorders. Patients visit the center for assistance with diagnosis, economic resources, Alcoholics Anonymous meetings, and rehabilitation
  3. The Mantel–Haenszel Chi-square test was used because the row and column variables are on an ordinal scale
  4. *p < 0.05 **p < 0.01 ***p < 0.001